Home / 26,209.64-36,170.15-14,879.63

Finding the Fourth Proportional to 26,209.64, 36,170.15 and 14,879.63

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Solution

The fourth proportional to 26,209.64, 36,170.15 and 14,879.63 is: 20,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.64 : 36,170.15 = 14,879.63 : x
  2. Step 2: Convert to fraction form
    26,209.64/36,170.15 = 14,879.63/x
  3. Step 3: Cross multiply
    26,209.64x = 36,170.15 × 14,879.63
  4. Step 4: Simplify right side
    26,209.64x = 538,198,465.07
  5. Step 5: Solve for x
    x = 538,198,465.07/26,209.64
  6. Step 6: Final answer
    x = 20,534.37

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.